This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
%I A119312 #6 Jun 01 2025 09:57:33 %S A119312 1,2,6,6,12,30,30,30,60,90,60,210,120,210,210,210,420,630,420,630,420, %T A119312 630,420,1260,840,1320,1260,1680,840,2310,1260,2310,1680,2640,5040, %U A119312 3360,5280,2520,4620,5460,4620,6930,4620,6930,4620,6930,4620,9240,10920 %N A119312 Smallest number having at least n divisors and a squarefree n-th divisor. %Y A119312 Cf. A005117, A087134, A119311. %Y A119312 See A221647 for other sequences giving the smallest number whose n-th divisor satisfies some condition. %K A119312 nonn %O A119312 1,2 %A A119312 _Reinhard Zumkeller_, May 15 2006